I'm concerned, because last night I showed my mom my canker, and she couldn't believe it and had my dad get a flashlight and look at it. So, I went and looked closer and it is HUGE and all over! It is on the side of my mouth and in the little "gutter" thingy and on the other side, it looks nasty, and it's making my jaw hurt too! She told me to call the doctor today, but then when she found out I had only had it for a few days, she said that I should wait longer. I joked that I had mouth c...